function openWin(winName, urlLoc, w, h, showStatus, isViewer) {
	l = (screen.availWidth - w)/2;
	t = (screen.availHeight - h)/2;
	features  = "toolbar=no";      // yes|no 
	features += ",location=no";    // yes|no 
	features += ",directories=no"; // yes|no 
	features += ",status=" + (showStatus?"yes":"no");  // yes|no 
	features += ",menubar=no";     // yes|no 
	features += ",scrollbars=" + (isViewer?"yes":"no");   // auto|yes|no 
	features += ",resizable=" + (isViewer?"yes":"no");   // yes|no 
	features += ",dependent";      // close the parent, close the popup, omit if you want otherwise 
	features += ",height=" + h;
	features += ",width=" + w;
	features += ",left=" + l;
	features += ",top=" + t;
	winName = winName.replace(/[^a-z]/gi,"_");
	return window.open(urlLoc,winName,features);
}

function openWindow(url, name, width, height, scrollbar) {
	openWin(name,url,width,height,1,1);
}